At times, when you plug the USB drive into your Windows 10 laptop or desktop, the computer may fail to recognize it. The USB drive will not be accessed by system and error message like, “The last USB device you connected to this computer malfunctioned, and Windows does not recognize it” crops up.
Off course, you will straightly head to Device Manager when a removable drive fails to get recognized by the computer. If so, in Device Manager you may notice that the USB is labeled as Unknown USB Device (Device Descriptor Request Failed).
How to Fix Unknown USB Device (Device Descriptor Request Failed) In Windows 10?
Typically, this error can be caused due to an outdated driver, software error, faulty USB controller, hardware issues etc. And, as a basic troubleshooting, follow below mentioned simple instructions to fix unknown USB device (device descriptor request failed) error.
Quick Fixes for Unknown USB Device in Windows 10.
- Connect The USB Via Different Port
- Connect the USB to another PC/laptop and check the issue persists.
- Update USB driver software.
- Hardware and Devices Troubleshooter
- Open Windows Control Panel
- Search troubleshooter and opt Troubleshooting
- Choose Configure a device option located below Hardware and Sound
- Next, follow the on-screen instructions
- Hit Apply this fix button
If unknown USB device error is caused by hardware issues, then above steps fixes the issue permanently. If not, move to the next fix.
- Uninstall USB Drivers
- Go to Device Manager
- Find Universal Serial Bus controllers and expand it
- Right click on USB drivers and opt Uninstall
- Do this one after the other for all USB drivers
- Restart the computer (so that Windows reinstalls the device automatically)
- Disable Fast Startup
- Go to Control Panel
- Find Power Options
- Select Choose what the power buttons dofrom left panel
- Choose Change settings that are correctly unavailable
- Disable Turn on fast startup (recommended) present below Shutdown settings
- Save changes and close window
- Restart the computer
Note: If your USB device is logically damaged or corrupted, then you should get the corrupted USB flash drive repaired first. It is suggested to perform USB data recovery before you start repairing the drive to safeguard important files and folders present on it. Later you can format the disk for reuse if it is not physically damaged.
- Restore System to Previous Point
If the USB drive was working fine on your computer and you started experiencing the problem after making changes to the system, then it seems you need to restore your computer to the previous point. And, to restore Windows 10 system to a previous working point,
- Launch Control Panel from Start menu
- Click on Recovery option
- Select System Restore
- Provide password credentials if asked
- Select the recent restore point from list and proceed
- Hit Finish button